名词
中文翻译：原始的肠腔
同义词：
['primordial cavity', 'primitive cavity例句：1. The primitive gut cavity of the dinosaurs is still visible in some fossils.（恐龙的原始肠腔在一些化石中仍然可见。）2. The study of primitive gut cavities can help us understand the evolution of life.（研究原始肠腔有助于我们理解生命的进化。）']
例句：
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1. The primitive gut cavity of the dinosaurs is still visible in some fossils.
恐龙的原始肠腔在一些化石中仍然可见。
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2. The study of primitive gut cavities can help us understand the evolution of life.
研究原始肠腔有助于我们理解生命的进化。
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3. The primitive gut cavity was filled with bacteria that helped digest food.
原始肠腔里充满了帮助消化食物的细菌。